The investment seeks to earn a high level of current income; its secondary goal is to seek capital appreciation to the extent it is possible and consistent with the fund's principal goal. Under normal market conditions, the fund invests at least 80% of its net assets in high yield corporate debt securities and investments that provide exposure to high yield corporate debt securities. It may invest up to 100% of its total assets in high yield debt securities. The fund may invest in debt securities of U.S. and foreign issuers, including those in developing or emerging markets. These securities may be U.S. dollar or non-U.S. dollar denominated.